. . . . . . . . . . . . "a(SCHEM:Tretinoin) -> p(RGD:Igfbp4)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "20131211" . "Our results indicate that atRA, 9cRA, and TTNPB increase IGFBP-4 expression by cultured hepatocytes, both at the mRNA and protein level." . . "Selventa" . . . . "2014-07-03T14:32:17.148+02:00"^^ . . .